public virtual void TestFilterWorks() { Directory dir = new RAMDirectory(); IndexWriter writer = new IndexWriter(dir, new SimpleAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED); for (int i = 0; i < 500; i++) { Document document = new Document(); document.Add(new Field("field", English.IntToEnglish(i) + " equals " + English.IntToEnglish(i), Field.Store.NO, Field.Index.ANALYZED)); writer.AddDocument(document); } writer.Close(); IndexReader reader = IndexReader.Open(dir); SpanTermQuery query = new SpanTermQuery(new Term("field", English.IntToEnglish(10).Trim())); SpanQueryFilter filter = new SpanQueryFilter(query); SpanFilterResult result = filter.BitSpans(reader); DocIdSet docIdSet = result.GetDocIdSet(); Assert.IsTrue(docIdSet != null, "docIdSet is null and it shouldn't be"); AssertContainsDocId("docIdSet doesn't contain docId 10", docIdSet, 10); System.Collections.IList spans = result.GetPositions(); Assert.IsTrue(spans != null, "spans is null and it shouldn't be"); int size = GetDocIdSetSize(docIdSet); Assert.IsTrue(spans.Count == size, "spans Size: " + spans.Count + " is not: " + size); for (System.Collections.IEnumerator iterator = spans.GetEnumerator(); iterator.MoveNext();) { SpanFilterResult.PositionInfo info = (SpanFilterResult.PositionInfo)iterator.Current; Assert.IsTrue(info != null, "info is null and it shouldn't be"); //The doc should indicate the bit is on AssertContainsDocId("docIdSet doesn't contain docId " + info.GetDoc(), docIdSet, info.GetDoc()); //There should be two positions in each Assert.IsTrue(info.GetPositions().Count == 2, "info.getPositions() Size: " + info.GetPositions().Count + " is not: " + 2); } reader.Close(); }
public override DocIdSet GetDocIdSet(IndexReader reader) { SpanFilterResult result = BitSpans(reader); return(result.GetDocIdSet()); }
public override DocIdSet GetDocIdSet(IndexReader reader) { SpanFilterResult result = GetCachedResult(reader); return(result != null?result.GetDocIdSet() : null); }